<template>
  <div>
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item><a href="/">活动管理</a></el-breadcrumb-item>
      <el-breadcrumb-item>活动列表</el-breadcrumb-item>
      <el-breadcrumb-item>活动详情</el-breadcrumb-item>
    </el-breadcrumb>
    <!--    卡片-->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" class="input-with-select" v-model="input3" clearable
                    @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList()"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible=true" >添加用户</el-button>
        </el-col>
      </el-row>
      <!--用户列表区域-->
      <el-table :data="userList" border stripe>
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
          <template v-slot:default={row}>
            <el-switch
              v-model="row.mg_state"
              active-color="#13ce66"
              inactive-color="#ff4949"
              @change="userStateChanged(row)"
            >
            </el-switch>
          </template>
        </el-table-column>

        <el-table-column label="操作" width="180px">
          <template v-slot:default={row}>
            <!--            修改按钮-->
            <el-button type="primary" icon="el-icon-edit" circle size="mini" @click="showEditDialog(row.id)"></el-button>
            <!--            删除按钮-->
            <el-button type="danger" icon="el-icon-delete" circle size="mini" @click="deleteUser(row.id)" ></el-button>
            <!--            分配角色按钮-->
            <el-tooltip class="item" effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" circle size="mini" @click="setRole(row)"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!--      分页区域-->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[50, 100, 150, 200]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total">
      </el-pagination>
    </el-card>
    <!--    添加用户对话框-->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="30%" @close="addDialogClosed">
      <!--      内容主体区域-->
      <el-form ref="addFormRef" :model="addForm" label-width="70px"
               :rules="addFormRules">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!--   底部区域   -->
      <span slot="footer" class="dialog-footer">
    <el-button @click="addDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="addUser">确 定</el-button>
  </span>
    </el-dialog>

<!--    修改用户的对话框-->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="40%"
      @close="editDialogClosed"
      >
      <el-form ref="editFormRef" :model="editForm" label-width="70px"
               :rules="editFormRules">
        <el-form-item label="用户名" >
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>

      </el-form>

      <span slot="footer" class="dialog-footer">
    <el-button @click="editDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="editUserInfo">确 定</el-button>
  </span>
    </el-dialog>

<!--   分配角色的对话框-->
    <el-dialog
      title="提示"
      :visible.sync="setRoleDialogVisble"
      width="50%"
      @close="setRoleDialogClose"
      >
      <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>分配新角色：
            <el-select v-model="selectRoleId" placeholder="请选择">
              <el-option
                v-for="item in rolesList"
                :key="item.id"
                :label="item.roleName"
                :value="item.id">
              </el-option>
            </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
    <el-button @click="setRoleDialogVisble = false">取 消</el-button>
    <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
  </span>
    </el-dialog>

  </div>
</template>

<script>
  export default {
    created() {
      this.getUserList();
    },
    data() {
      // 验证邮箱的规则
      const checkEmail=(ule,value,cb)=>{
        //验证邮箱的正则表达式
        const regEmail=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((.[a-zA-Z0-9_-]{2,3}){1,2})$/
        if (regEmail.test(value)){
          return cb()
        }
        cb(new Error('请输入合法的邮箱'))
      }
        //验证手机号的规则
      const checkMobile=(rule,value,cb)=>{
        const regMobile=/^(13[0-9]|14[01456879]|15[0-35-9]|16[2567]|17[0-8]|18[0-9]|19[0-35-9])\d{8}$/
        if (regMobile.test(value)){
          return cb()
        }
        cb(new Error('请输入合法手机号'))
      }
      return {
        //  获取用户列表的参数对象
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 50
        },
        userList: [],
        total: 0,
        input3: '',
        //  控制添加用户对话框的显示与隐藏
        addDialogVisible: false,
        //添加用户的表单数据
        addForm: {
          username:'',
          password: '',
          email:'',
          mobile:''
        }
        ,

        // 添加表单验证规则对象
        addFormRules: {
          username: [
            {required: true, message: '请输入用户名', trigger: 'blur'},//trigger触发验证的时机
            {min: 3, max: 10, message: '用户名的长度在3~10个字符之间', trigger: 'blur'}
          ],
          password: [
            {required: true, message: '请输入密码', trigger: 'blur'},//trigger触发验证的时机
            {min: 3, max: 10, message: '用户名的长度在6~15个字符之间', trigger: 'blur'}
          ],
          email: [
            {required: true, message: '请输入邮箱', trigger: 'blur'},//trigger触发验证的时机
            {validator:checkEmail,trigger: 'blur'}
          ],
          mobile: [
            {required: true, message: '请输入手机', trigger: 'blur'},//trigger触发验证的时机
            {validator:checkMobile,trigger: 'blur'}
          ]
        },
        editFormRules:{
          email:[
            {required:true,message:'请输入邮箱',trigger:'blur'},
            {validator:checkEmail,trigger: 'blur'}
          ],
          mobile:[
            {required:true,message:'请输入手机号',trigger:'blur'},
            {validator:checkMobile,trigger: 'blur'}
          ]
        }
        ,
        editDialogVisible:false,
        editForm:{},
        //控制分配角色对话框的显示与隐藏
        setRoleDialogVisble:false,
        //需要被分配角色的用户信息
        userInfo:{},
        //所有角色的数据列表
        rolesList:'',
        //已选中的角色id
        selectRoleId:''

      }
    },
    methods: {
      async getUserList() {
        const {data: res} = await this.$http.get('users', {
          params: this.queryInfo
        })
        if (res.meta.status !== 200) {
          return this.$message.error('获取用户列表失败')
        }
        this.userList = res.data.users;
        this.total = res.data.total;
      },
      //监听pagesize事件
      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getUserList()

      },
      //监听页码值改变的事件
      handleCurrentChange(currentPage) {
        this.queryInfo.pagenum = currentPage;
        this.getUserList()

      }
      ,
      //监听switch开关状态的改变
      async userStateChanged(userInfo) {
        console.log('userInfo:' + userInfo.id + userInfo.mg_state)

        const {data: res} = await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`)
        if (res.meta.status !== 200) {
          userInfo.mg_state = !userInfo.mg_state;
          console.log('userInfo:' + userInfo.id + userInfo.mg_state)
          return this.$message.error('更新用户状态失败!');
        }
        this.$message.success('更新用户状态成功')
      },
      //监听添加用户对话框的关闭事件
      addDialogClosed(){
        this.$refs.addFormRef.resetFields();
      },

      //点击按钮，添加新用户
      addUser(){
        this.$refs.addFormRef.validate(async valid=>{
          console.log(valid)
          if (!valid)return;
          //发起网络请求
          const {data:res}=await this.$http.post('users',this.addForm)
          console.log(res.meta)
          if (res.meta.status!==201){
            this.$message.error('添加用户失败')
          }
          this.$message.success('添加用户成功')
          this.addDialogVisible=false;
          //重新获取用户列表数据
          this.getUserList();
        })
      },
      //展示编辑用户的对话框
      async showEditDialog(id){
       const {data:res}=await this.$http.get('users/'+id)
        if (res.meta.status!==200){
          return this.$message.error('查询用户信息失败！')
        }
        this.editForm=res.data;
        console.log(this.editForm)

        this.editDialogVisible=true
      },
      //监听用户修改对话框关闭
      editDialogClosed(){
        this.$refs.editFormRef.resetFields()
      },
      //修改信息并提交
      editUserInfo(){
        this.$refs.editFormRef.validate( async valid=>{
          if (!valid) return
          //发起修改用户信息的请求
          const {data:res}=await this.$http.put('users/'+this.editForm.id,{email:this.editForm.email,mobile:this.editForm.mobile})
          console.log(this.editForm.id+this.editForm.email+this.editForm.mobile)
          if (res.meta.status!==200){
            return this.$message.error('修改用户信息失败')
          }
          //关闭对话框
          this.editDialogVisible=false;
          //刷新数据列表
          this.getUserList();
          //提示修改成功
          this.$message.success('更新用户信息成功');
        })
      },
       deleteUser(id) {
        this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then( async() => {
          const {data:res}= await this.$http.delete('users/'+id);
          if (res.meta.status!==200){
            this.$message({
              type: 'info',
              message: '删除失败'
            })
          }else{
            this.getUserList();
            this.$message({
              type: 'success',
              message: '删除成功!',
            });
          }

        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });
        });
      },
      // 展示分配角色的对话框
      async setRole(userInfo){
        this.userInfo=userInfo
        console.log(userInfo)
        //展示对话框之前获取所有角色列表
        const {data:res} =await this.$http.get('roles');
        if (res.meta.status!==200){
          return this.$message.error('获取角色列表失败')
        }
        this.rolesList=res.data
        this.setRoleDialogVisble=true;
      },
      async saveRoleInfo(){
        if (!this.selectRoleId){
          return this.$message.error('请选择要分配的角色');
        }
        const {data:res}=await this.$http.put(`users/${this.userInfo.id}/role`,{rid:this.selectRoleId})
        if (res.meta.status!==200) {
          return this.$message.error('更新角色失败')
        }
        this.getUserList();
        this.setRoleDialogVisble=false;
      },
      //监听分配角色对话框的单击事件
      setRoleDialogClose(){
        this.selectRoleId='';
        this.userInfo={};
      }


    }

  }
</script>

<style lang='less' scoped>
  .el-card {
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.15) !important;
  }

  .el-table {
    margin-top: 15px;
    font-size: 12px;
  }


</style>
